Home / 89,042.76-133,543.18-25,846.20

Finding the Fourth Proportional to 89,042.76, 133,543.18 and 25,846.20

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Solution

The fourth proportional to 89,042.76, 133,543.18 and 25,846.20 is: 38,763.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,042.76 : 133,543.18 = 25,846.20 : x
  2. Step 2: Convert to fraction form
    89,042.76/133,543.18 = 25,846.20/x
  3. Step 3: Cross multiply
    89,042.76x = 133,543.18 × 25,846.20
  4. Step 4: Simplify right side
    89,042.76x = 3,451,583,738.92
  5. Step 5: Solve for x
    x = 3,451,583,738.92/89,042.76
  6. Step 6: Final answer
    x = 38,763.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.